* {
	margin: 0;
	padding: 0;
}

ul,
ol {
	list-style: none;
}

.banner_a {
	margin-top: 65px;
	width: 100%;
	height: 500px;
	overflow: hidden;
	/* background-color: red; */
}

.banner_a .banner_a_swiper {
	width: calc(100%*5);
	height: 200px;
	background-color: aqua;
	display: flex;
	flex-direction: row;
	position: relative;
	left: 0;
	transition-duration: 2s;
}

.banner_a .banner_a_swiper .banner_a_items {
	width: calc(100%/5);
	height: 100px;
	min-width: 1200px;
	border: 1px solid red;
	background-color: green;

}

.banner_a_swiper .banner_a_items .c {
	width: 1200px;
	height: 200px;
	background-color: #ccc;
	position: relative;
	margin: 0 auto;
}

.banner_a_items .c .b {
	position: relative;
	text-align: center;
	background-color: red;
}
